Base | Representation |
---|---|
bin | 11111000111111110100110… |
… | …00011101111010010110110 |
3 | 22222100011112020010122201002 |
4 | 33203333103003233102312 |
5 | 32432340443234200421 |
6 | 401322400201403302 |
7 | 20262622165000532 |
oct | 1743772303572266 |
9 | 288304466118632 |
10 | 68443844834486 |
11 | 1a898965099840 |
12 | 7814a61199532 |
13 | 2c262c4597814 |
14 | 12c89b2228bc2 |
15 | 7da5ac71db0b |
hex | 3e3fd30ef4b6 |
68443844834486 has 16 divisors (see below), whose sum is σ = 112185995500800. Its totient is φ = 31058900594280.
The previous prime is 68443844834479. The next prime is 68443844834527.
68443844834486 is nontrivially palindromic in base 10.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2596884866 + ... + 2596911221.
It is an arithmetic number, because the mean of its divisors is an integer number (7011624718800).
Almost surely, 268443844834486 is an apocalyptic number.
68443844834486 is a deficient number, since it is larger than the sum of its proper divisors (43742150666314).
68443844834486 is a wasteful number, since it uses less digits than its factorization.
68443844834486 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5193796699.
The product of its digits is 5435817984, while the sum is 74.
The spelling of 68443844834486 in words is "sixty-eight trillion, four hundred forty-three billion, eight hundred forty-four million, eight hundred thirty-four thousand, four hundred eighty-six".
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